Ecology And Environment Quiz 13 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Many years ago, a volcanic eruption killed many plants and animals on an island. Today the island looks much as it did before the eruption. Which statement is the best possible explanation for this?
2. How have humans mitigated their impact on the biosphere?
3. The number one threat to biodiversity is
4. Eats producer
5. How do plants get their source of energy (food)?
6. What is the name of the process by which populations become adapted to environmental change?
7. A large community characterized by the dominant forms of plant life and the prevailing climate. Many ecosystems co-existing. For example:grassland, desert, tropical rainforest.
8. Which process occurs after a forest fire?
9. In order to use a resource sustainably you should
10. A flowering plant has seeds that are carried by the wind. Infer the most likely dispersion pattern of the plants that grow from these seeds.
11. Organisms that relies on other organisms for food; consumer
12. The place an organism lives
13. Living things within an ecosystem.
14. Different kinds of water have different levels of acidity. To measure the acidity of liquids, we use the ..... scale.
15. A foreign insect is introduced into the Texas. It eats a lot of leaves, and trees start to become leafless . Many different animals feed on the new insect, but even they cannot control its numbers. Eventually, trees begin to die. Why would a rapid increase of the new insect population cause certain species of herbivores to vanish or be fewer in number?
16. Ecology is
17. A large amount of dust and ash from a recent volcanic eruption settles in the region. Which of the following organisms that live near the volcano will most likely survive?
18. All organisms in a food chain or food web that cannot make their own food
19. Which is a decomposer?
20. Gradual development of an ecosystem over time